Amphibious vehicle



FIG. 1 is a front, right side, and top perspective view of an amphibious vehicle showing the new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a right side elevation view thereof in an alternate configuration wherein the wheels are up;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a front elevation view thereof;

FIG. 10 is a rear elevation view thereof; and,

FIG. 11 is a top plan view thereof. 

CLAIM The ornamental design for an amphibious vehicle, as shown and described. 